Home / 3,307,861.50-4,960,896.19-911,136.10

Finding the Fourth Proportional to 3,307,861.50, 4,960,896.19 and 911,136.10

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Solution

The fourth proportional to 3,307,861.50, 4,960,896.19 and 911,136.10 is: 1,366,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307,861.50 : 4,960,896.19 = 911,136.10 : x
  2. Step 2: Convert to fraction form
    3,307,861.50/4,960,896.19 = 911,136.10/x
  3. Step 3: Cross multiply
    3,307,861.50x = 4,960,896.19 × 911,136.10
  4. Step 4: Simplify right side
    3,307,861.50x = 4,520,051,607,061.46
  5. Step 5: Solve for x
    x = 4,520,051,607,061.46/3,307,861.50
  6. Step 6: Final answer
    x = 1,366,457.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.